Chair



FIG. 1 is a front elevational view;

FIG. 2 is a right side elevational view;

FIG. 3 is a rear elevational view;

FIG. 4 is a left side elevational view;

FIG. 5 is a top view; and,

FIG. 6 is a bottom view.

The end frames shown in broken lines are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a chair, as shown and described. 